Home / 1,077,742.16-1,487,320.10-587,738.50

Finding the Fourth Proportional to 1,077,742.16, 1,487,320.10 and 587,738.50

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Solution

The fourth proportional to 1,077,742.16, 1,487,320.10 and 587,738.50 is: 811,098.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,742.16 : 1,487,320.10 = 587,738.50 : x
  2. Step 2: Convert to fraction form
    1,077,742.16/1,487,320.10 = 587,738.50/x
  3. Step 3: Cross multiply
    1,077,742.16x = 1,487,320.10 × 587,738.50
  4. Step 4: Simplify right side
    1,077,742.16x = 874,155,284,593.85
  5. Step 5: Solve for x
    x = 874,155,284,593.85/1,077,742.16
  6. Step 6: Final answer
    x = 811,098.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.